Support deep link for Dyad Pro (#25)

src/main.ts

@@ -8,6 +8,7 @@ import { updateElectronApp } from "update-electron-app";
 import log from "electron-log";
 import { readSettings, writeSettings } from "./main/settings";
 import { handleSupabaseOAuthReturn } from "./supabase_admin/supabase_return_handler";
+import { handleDyadProReturn } from "./main/pro";
 
 log.errorHandler.startCatching();
 log.eventLogger.startLogging();
@@ -185,6 +186,32 @@ function handleDeepLinkReturn(url: string) {
     });
     return;
   }
+  // dyad://dyad-pro-return?key=123&budget_reset_at=2025-05-26T16:31:13.492000Z&max_budget=100
+  if (parsed.hostname === "dyad-pro-return") {
+    const apiKey = parsed.searchParams.get("key");
+    // UTC time
+    // budget_reset_at: '2025-05-26T16:31:13.492000Z'
+    const budgetResetAt = parsed.searchParams.get("budget_reset_at");
+    const maxBudget = Number(parsed.searchParams.get("max_budget"));
+    if (!apiKey) {
+      dialog.showErrorBox(
+        "Invalid URL",
+        "Expected key, budget_reset_at, and max_budget"
+      );
+      return;
+    }
+    handleDyadProReturn({
+      apiKey,
+      budgetResetAt,
+      maxBudget,
+    });
+    // Send message to renderer to trigger re-render
+    mainWindow?.webContents.send("deep-link-received", {
+      type: parsed.hostname,
+      url,
+    });
+    return;
+  }
   dialog.showErrorBox("Invalid deep link URL", url);
 }